Home Phone comparison OnePlus 9 and Oppo Find X8s Plus - Which is better?

OnePlus 9 vs Oppo Find X8s Plus

63 out 100
OnePlus 9
VS
88 out 100
Oppo Find X8s Plus
OnePlus 9
Oppo Find X8s Plus

Compared 2 smartphones : OnePlus 9 Manufactured in March, 2021, with display 6.55 with chipsetQualcomm Snapdragon 888 5G, vs Oppo Find X8s Plus, Manufactured in April, 2025 with chipsetMediaTek Dimensity 9400 Plus. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose OnePlus 9
  • Lighter design: 192g vs 198g
  • Supports DisplayPort
  • Supports Dolby Atmos
Reasons to choose Oppo Find X8s Plus
  • Larger display: 6.59in
  • Higher pixel density: 460ppi
  • Higher battery capacity: 6000mAh vs 4500mAh
  • Newer Bluetooth version: 5.4 vs 5.2
  • Supports newer USB: 3.2 vs 3.1
  • Infrared port
  • Includes charger

Versions

Available versions and configurations
Memory Options - 8/128 GB
- 12/256 GB		 - 12/256 GB
- 12/512 GB
- 16/512 GB
- 16/1024 GB

Review

Key Specs OnePlus 9 and Oppo Find X8s Plus
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
OnePlus 9
vs
Oppo Find X8s Plus

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.55 in 6.59 in
Resolution 1080x2400 pixels 1256x2760 pixels
Aspect ratio 20:9 20:9
Pixel density 402 ppi 460 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes Yes (1-120 Hz)
Max brightness 500 nits 1600 nits
HDR support Yes HDR10+ Yes Dolby Vision
Touch Sampling Rate n/a 240 Hz
Screen-to-body ratio 87.3 % 89.3 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
OnePlus 9
818 nits
Oppo Find X8s Plus
n/a
sRGB gamut98.9 %n/a
PWM (Flicker)323 Hzn/a
Response time13 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [OnePlus 9]

Design & Build

Design and ergonomics comparison
Height 160 mm (6.3 in) 157.53 mm (6.2 in)
Width 74.2 mm (2.92 in) 74.51 mm (2.93 in)
Thickness 8.7 mm (0.34 in) 7.95 mm (0.31 in)
Weight 192 g (6.77 oz) 198 g (6.98 oz)
Water resistance No IP69
Cooling system n/a Vapor chamber
Back panel Glass Glass
Frame Plastic Metal
Colors - Black
- Blue
- Purple		 - White
- Black
- Purple
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
OnePlus 9
87.3 %
Oppo Find X8s Plus
89.3 %

Performance

Testing OnePlus 9 and Oppo Find X8s Plus In benchmarks
Processor
Chipset Qualcomm Snapdragon 888 5G MediaTek Dimensity 9400 Plus
Max Frequency 2840 MHz 3730 MHz
CPU Cores 8 (1 + 3 + 4) 8 (1 + 3 + 4)
Architecture - 4/1.8 (Kryo 680 Silver (Cortex-A55))
- 3/2.42 (Kryo 680 Gold (Cortex-A78))
- 1/2.84 (Kryo 680 Prime (Cortex-X1))		 - 4/2.4 (Cortex-A720)
- 3/3.3 (Cortex-X4)
- 1/3.73 (Cortex-X925)
Process Samsung TSMC
Transistor Size 5 nm 3 nm
Neural Processor Hexagon 780 MediaTek NPU 890
Graphics Adreno 660 Mali-G925 Immortalis MP12
GPU Cores 1024 1536
GPU Frequency 840 MHz 1612 MHz
FLOPS 1290.2 GFLOPS 4952.1 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
OnePlus 9
1489
Oppo Find X8s Plus
2881
Geekbench 6 (Multi-Core)
OnePlus 9
3996
Oppo Find X8s Plus
8833
Geekbench 6 (Single-Core)14892881
Geekbench 6 (Multi-Core)39968833
Geekbench Compute (GPU)n/a21250
Sources: Geekbench v6 [Oppo Find X8s Plus]
AnTuTu 10
AnTuTu 10
OnePlus 9
937505
Oppo Find X8s Plus
2728958
CPU248662608192
GPU3087231213016
Memory169685469037
UX210435438713
NanoReview Score9375052728958
3DMark Wild Life
3DMark Wild Life
OnePlus 9
5761
Oppo Find X8s Plus
n/a
Max Surface Temp.48.8 °Cn/a
Stability55 %n/a
Graphics Test34 fpsn/a
Graphics Score5761n/a
Sources: 3DMark [OnePlus 9]
PCMark 3.0
PCMark 3.0
OnePlus 9
12032
Oppo Find X8s Plus
n/a
Writing score15081n/a
Web score11112n/a
Video editing6018n/a
Data manipulation10751n/a
NanoReview Score12032n/a

Memory

RAM
RAM Size - 8 GB
- 12 GB		 - 12 GB
- 16 GB
Memory Type LPDDR5 LPDDR5X
Memory Frequency 2750 MHz n/a
Channels 4 4
Storage
Storage Capacity- 128 GB
- 256 GB		- 256 GB
- 512 GB
- 1024 GB
Storage TypeUFS 3.1UFS 4.0
Memory CardNoNo

Software

OS Android 11 (Upgradeable to Android 13) Android 15
OS Size 35 GB n/a
UI Skin OxygenOS 13 ColorOS 15

Battery

Volume 4500 mAh 6000 mAh
Max Charging Power 65 W 80 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (15 W) Yes (50 W)
Reverse Charging No Yes (Wireless)
Fast Charging Yes (100% in 29 min) Yes (67% in 30 min)
Full Charge Time 0:29 h 1:02 h
Battery Life Test
Battery Life
OnePlus 9
19:38
Oppo Find X8s Plus
n/a
Web Browsing07:52 hn/a
Video Playback11:44 hn/a
Games04:32 hn/a
Standby Mode96 hn/a

Main camera

Matrix 48 MP 50 MP
Photo resolution 8000x6000 pixels 8192x6144 pixels
Zoom Digital Optical, 3x
Flash Dual LED LED
Stabilization Digital Optical
8K Recording Yes (Up to 30 fps) No
4K Recording Yes (Up to 120 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (1080p) 480 fps (720p)
Wide-angle lens 140 ° 120 °
Lenses count Standard: 48 MP
Ultra-wide: 50 MP
Monochrome: 2 MP		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix48 MP50 MP
Aperturef/1.8f/1.8
Focal length23 mm24 mm
SensorSony IMX689Sony LYT-700
Sensor size1/1.431/1.56
Pixel size1.12 μm1 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/2.6
Focal lengthn/a73 mm
Sensorn/aSony LYT-600
Sensor sizen/a1/1.95
Pixel sizen/a0.8 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix50 MP50 MP
Aperturef/2.2f/2.0
Focal length14 mm15 mm
SensorSony IMX766Samsung S5KJN5
Sensor size1/1.561/2.76
Pixel size1 μm0.64 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
OnePlus 9
123
Oppo Find X8s Plus
n/a
Video quality
OnePlus 9
104
Oppo Find X8s Plus
n/a
Overall camera score
OnePlus 9
115
Oppo Find X8s Plus
n/a
Sources: DxOMark [OnePlus 9]

Front camera

Matrix 16 MP 32 MP
Photo resolution 4920x3264 pixels 6560x4928 pixels
Aperture f/2.0 f/2.4
Focal length n/a 21 mm
Sensor Sony IMX471 Sony IMX615
Sensor size 1/3.06 1/2.74
Pixel size 1 μm 0.8 μm
Autofocus Phase autofocus Phase autofocus
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.2 5.4
Bluetooth features LE, A2DP LE
USB type USB Type-C USB Type-C
USB version 3.1 3.2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort Yes No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- SBAS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC
NFC* Yes Yes
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM B2, 3, 5, 8GSM 850/900/1800MHz
3G BandsWCDMA B1, 2, 4, 5, 8, 9, 19WCDMA 1/4/5/6/8/19
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B30/B32/B38/B39/B40/B41/B46/B48/B66/B71)LTE (B1/B3/B4/B5/B7/B8/B18/B19/B26/B28/B34/B38/B39/B40/B41/B42/B48/B66)
LTE category20n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes n/a
Speaker Test
Max Volume
OnePlus 9
83 dB
Oppo Find X8s Plus
n/a

Other

Class Flagship Flagship
Announced March, 2021 yr April, 2025 yr
Release Date March, 2021 yr April, 2025 yr
Launch Price ($) 730 n/a
Sensors - Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included n/a Yes 80 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Oppo Find X8s Plus the clear winner in this comparison.

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